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  1. dec=set('23456789')
  2. dig=set('mcxi')
  3. dgs='ixcm'
  4. def mc2dc(s):
  5.   num=0
  6.   i=0
  7.   l=len(s)
  8.   while i<l:
  9.     if s[i] in dec:
  10.       if s[i+1]=='m':
  11.         num+=1000*int(s[i])
  12.       if s[i+1]=='c':
  13.         num+=100*int(s[i])
  14.       if s[i+1]=='x':
  15.         num+=10*int(s[i])
  16.       if s[i+1]=='i':
  17.         num+=1*int(s[i])
  18.       i+=2
  19.     elif s[i]=='m':
  20.       num+=1000
  21.       i+=1
  22.     elif s[i]=='c':
  23.       num+=100
  24.       i+=1
  25.     elif s[i]=='x':
  26.       num+=10
  27.       i+=1
  28.     elif s[i]=='i':
  29.       num+=1
  30.       i+=1
  31.   return(num)
  32.  
  33. def dc2mc(n):
  34.   n=n[::-1]
  35.   s=''
  36.   for i in range(len(n)):
  37.     if n[i]>'1':
  38.       s=n[i]+dgs[i]+s
  39.     elif n[i]=='1':
  40.       s=dgs[i]+s
  41.   return(s)
  42.  
  43.  
  44. n=int(input())
  45. for i in range(n):
  46.   a,b=input().split()
  47.   print(dc2mc(str(mc2dc(a)+mc2dc(b))))
  48.  
  49.  
Runtime error #stdin #stdout #stderr 0s 23336KB
comments (?)
stdin
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10
xi x9i
i 9i
c2x2i 4c8x8i
m2ci 4m7c9x8i
9c9x9i i
i 9m9c9x8i
m i
i m
m9i i
9m8c7xi c2x8i
stdout
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Standard output is empty
stderr
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Traceback (most recent call last):
  File "prog.py", line 46, in <module>
  File "<string>", line 1
    xi x9i
         ^
SyntaxError: unexpected EOF while parsing
https://ideone.com/u2KJiL
language:
Python (cpython 2.7.16)
created:
6 years ago
visibility:
public

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